Nation: Quit and Run

More than a year before the first primaries, many a presidential straw
is in the wind. Two current examples:
> "I can say categorically that I have no political plans at the moment, but of
course in the future I never exclude anything."

So said General Alexander M. Haig, 54, in announcing last week that he
will resign in June as Supreme Allied Commander of NATO and retire from
the U.S. Army. His sudden announcement to quit was something of a
surprise to President Carter, who last fall had asked Haig to stay for another...